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Síntese de 3-organocalcogenil-2-organo-cromenonas via reações de ciclização intramolecular mediada por selectfluor®
(Universidade Federal de Santa MariaBrasilQuímicaUFSMPrograma de Pós-Graduação em QuímicaCentro de Ciências Naturais e Exatas, 2021-09-30)
This paper reports the development of an effective synthetic protocol between 1,3-
organo-propynones 1 and different diorganoyl dicalcogenides 2 mediated by Selectfluor® and
employing acetonitrile as a solvent, at room ...
Síntese de 1-(selenobutil)-2-fenil-4H-selenofeno[2,3-c]cromenos via reação de ciclização mediada por sais de ferro
(Universidade Federal de Santa MariaBrasilUFSMCentro de Ciências Naturais e Exatas, 2017-12-04)
This paper reports the study developed for the preparation of 1-(butylselanyl)-2-phenyl-4H-selenopheno[2,3-c]chromenes substituted by cyclization in intramolecular cascade of arylpropargyl ethers. Firstly, the study was ...
Modelo de catálise enzimática
(Florianópolis, SC, 2012)
Ciclização intramolecular de 2-(w-Bromoalquiloxi) anilinas /
(Florianópolis, SC, 2012)
Estudos cinéticos da reação de Heck intramolecular a partir do o-iodo-N-alilanilina
(Florianópolis, 2013)
Intramolecular ene reactions catalyzed by NbCl5, TaCl5 and InCl3
(Sociedade Brasileira de Química, 2004)
Niobium pentachloride, tantalum pentachloride and indium trichloride efficiently catalysed the cyclization of (R)-citronellal to a mixture of isopulegol and neoisopulegol in good yields. A comparative study was carried out ...